| APA | UDSI. (2012, February 15). In Acronym Geek. Retrieved 07:48, February 15, 2012, from http://www.acronymgeek.com/UDSI |
| MLA | "UDSI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/UDSI>. |
| MHRA | 'UDSI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/UDSI> [accessed 15 February 2012] |
| Chicago | "UDSI", http://www.acronymgeek.com/UDSI (accessed February 15, 2012). |
| CBE/CSE | UDSI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/UDSI. |
| Bluebook | UDSI, http://www.acronymgeek.com/UDSI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UDSI, http://www.acronymgeek.com/UDSI (optional description here) (as of Feb. 15, 2012, 07:48). |
| AMA | UDSI. Acronym Geek. February 15, 2012, 07:48. Available at: http://www.acronymgeek.com/UDSI. Accessed February 15, 2012, 07:48. |